| article html file updated | 8 February 2020 09:34 CET | Update | https://www.mdpi.com/2225-1146/5/3/28 |
| article html file updated | 25 September 2019 15:13 CEST | Update | - |
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| article html file updated | 14 March 2018 10:12 CET | Update | - |
| article html file updated | 29 June 2017 16:35 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 16:33 CEST | Original file | https://www.mdpi.com/2225-1146/5/3/28/xml |
| article pdf uploaded. | 29 June 2017 16:33 CEST | Version of Record | https://www.mdpi.com/2225-1146/5/3/28/pdf |
